2256043 has 2 divisors, whose sum is σ = 2256044. Its totient is φ = 2256042.

The previous prime is 2256031. The next prime is 2256049. The reversal of 2256043 is 3406522.

It is a happy number.

2256043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2256043 - 2¹³ = 2247851 is a prime.

It is not a weakly prime, because it can be changed into another prime (2256049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128021 + 1128022.

It is an arithmetic number, because the mean of its divisors is an integer number (1128022).

2^2256043 is an apocalyptic number.

2256043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2256043 is an equidigital number, since it uses as much as digits as its factorization.

2256043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2256043 is about 1502.0129826336. The cubic root of 2256043 is about 131.1542769920.

It can be divided in two parts, 22 and 56043, that added together give a palindrome (56065).

The spelling of 2256043 in words is "two million, two hundred fifty-six thousand, forty-three".